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# init(layoutDirection:)

Creates a trait collection that contains only the specified layout direction trait.

```
init(layoutDirection: UITraitEnvironmentLayoutDirection)
```

## Parameters

`layoutDirection`

The layout direction for the new trait collection. For a list of possible values, see [`UITraitEnvironmentLayoutDirection`](/documentation/UIKit/UITraitEnvironmentLayoutDirection).

## Return Value

A new trait collection containing only the layout direction trait.

## Discussion

---

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